Chu, C.M.; O'Brien, A.: Subject analysis : the critical first stage in indexing (1993)
0.00
0.0014046931 = product of:
0.0028093862 = sum of:
0.0028093862 = product of:
0.0056187725 = sum of:
0.0056187725 = weight(_text_:a in 6472) [ClassicSimilarity], result of:
0.0056187725 = score(doc=6472,freq=4.0), product of:
0.051978435 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.0450792 = queryNorm
0.10809815 = fieldWeight in 6472, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.046875 = fieldNorm(doc=6472)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Type
- a